private async void dataDownloadButton_Click(object sender, EventArgs e)
{
try
{
await System.Threading.Tasks.Task.Run(async() => await DataFeedDesktop.DownloadAsync(true, Settings.TimeoutDuration));
}
catch
{
MessageBox.Show(Settings.Localization.UnreachableHost, Settings.Localization.Offline, MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
MessageBox.Show(Settings.Localization.DataDownloadedSuccessfully);
}
private async void InitLoadingWindow_Shown(object sender, EventArgs e)
{
var gw = new GeoCoordinateWatcher(GeoPositionAccuracy.Default);
gw.TryStart(false, TimeSpan.FromSeconds(5));
DataFeedClient.GeoWatcher = new Timetables.Utilities.CPGeolocator(() =>
{
var loc = gw.Position.Location;
return(new Timetables.Utilities.Position(loc.Latitude, loc.Longitude));
});
topBarTimer.Start();
System.Windows.Forms.Application.DoEvents();
Preprocessor.DataFeed.LoadingProgress += LoadingProgressCallback;
await Task.Run(async() =>
{
try
{
var loadingThread = DataFeedDesktop.DownloadAsync(false, Settings.TimeoutDuration);
bool timerStarted = false;
try
{
do
{
if (loadingThread.IsFaulted)
{
throw loadingThread.Exception;
}
if (!timerStarted && (DataFeedDesktop.Downloaded || !DataFeedDesktop.OfflineMode))
{
timerStarted = true;
}
else if (timerStarted && loadingProgressBar.Value > 95)
{
break;
}
else if (timerStarted && loadingProgressBar.Value < 100)
{
Thread.Sleep(30);
LoadingProgressCallback("Loading data.", 1);
}
}while (!DataFeedDesktop.Loaded);
}
catch (AggregateException ex)
{
foreach (var innerEx in ex.InnerExceptions)
{
if (innerEx is System.Net.WebException)
{
MessageBox.Show(Settings.Localization.UnreachableHost, Settings.Localization.Offline, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
Environment.Exit(1);
}
IsFaulted = true;
}
}
finally
{
await loadingThread;
// Just for an effect :-)
while (loadingProgressBar.Value < 100)
{
Thread.Sleep(30);
LoadingProgressCallback("Loading data.", 1);
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message + Environment.NewLine + "Cannot continue in initialization.");
Environment.Exit(1);
}
});
Preprocessor.DataFeed.LoadingProgress -= LoadingProgressCallback;
#pragma warning disable CS4014 // Because this call is not awaited, execution of the current method continues before the call is completed
if (!DataFeedDesktop.OfflineMode)
{
Request.UpdateCachedResultsAsync();
}
#pragma warning restore CS4014 // Because this call is not awaited, execution of the current method continues before the call is completed
Close();
}
